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Parameters
all (OPTIONAL) Enter the keyword all to debug all spanning tree operations.
bpdu interface
{in | out}
(OPTIONAL) Enter the keyword bpdu to debug the bridge protocol data units.
(OPTIONAL) Enter the keyword interface along with the type slot/port of the
interface you want displayed. Type slot/port options are the following:
● For a Port Channel interface, enter the keywords port-channel then a
number. The range is from 1 to 128.
● For a 10-Gigabit Ethernet interface, enter the keyword
TenGigabitEthernet then the slot/port information.
Optionally, enter an in or out parameter with the optional interface:
● For Receive, enter in.
●
For Transmit, enter out.
events (OPTIONAL) Enter the keyword events to debug RSTP events.
Command Modes EXEC Privilege
Supported Modes Full–Switch
Command
History
Version Description
9.9(0.0) Introduced on the FN IOM
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Example
Dell#debug spanning-tree rstp bpdu gigabitethernet 2/0 ?
in Receive (in)
out Transmit (out)
description
Enter a description of the rapid spanning tree.
Syntax
description {description}
To remove the description, use the no description {description} command.
Parameters
description Enter a description to identify the rapid spanning tree (80 characters maximum).
Defaults none
Command Modes SPANNING TREE (The prompt is “config-rstp”.)
Supported Modes Full–Switch
Command
History
Version Description
9.9(0.0) Introduced on the FN IOM.
8.3.16.1 Introduced on the MXL 10/40GbE Switch IO Module.
Related
Commands
protocol spanning-tree rstp — enters SPANNING TREE mode on the switch.
disable
Disable RSTP globally on the system.
Syntax
disable
1000 Rapid Spanning Tree Protocol (RSTP)